From: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Date: Sat, 11 May 2013 22:33:19 +0000 (+0000)
Subject: powerpc/mm: Use the correct mask value when looking at pgtable address
X-Git-Tag: v3.10-rc2~31^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=613e60a66181acc5c8b63268e939622162da2393;p=pandora-kernel.git

powerpc/mm: Use the correct mask value when looking at pgtable address

Our pgtable are 2*sizeof(pte_t)*PTRS_PER_PTE which is PTE_FRAG_SIZE.
Instead of depending on frag size, mask with PMD_MASKED_BITS.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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